Gantt Water Hardness & Quality Report (2026)
Water Hardness
3.4 grains per gallon
Source
reservoir
pH Level
7.3
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
88.9 mg/L
Est. Daily Cost
$0.15
energy & soap waste
Source: USGS Water Quality Portal · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In Gantt, your appliances are currently losing 8% efficiency due to mineral buildup.
| Appliance | In Gantt | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.7 yrs | 8.5 yrs | -9% |
| Washing Machine | 11.5 yrs | 12 yrs | -4% |
| Water Heater | 13.3 yrs | 15 yrs | -11% |
Regional Water Comparison
How Gantt compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Gantt, South Carolina | 58 mg/L | 3.3 ppt | 🟢 Soft | reservoir |
| Greenville, South Carolina | 98.5 mg/L | 5.5 ppt | 🟡 Moderately Hard | reservoir |
| Berea, South Carolina | 115 mg/L | 6.4 ppt | 🟡 Moderately Hard | reservoir |
| Mauldin, South Carolina | 129.5 mg/L | 7.2 ppt | 🟠 Hard | reservoir |
| Wade Hampton, South Carolina | 149 mg/L | 8.3 ppt | 🟠 Hard | reservoir |
National Benchmark
How Gantt compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Gantt | 58 mg/L | 🟢 None |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Gantt's Water Unique?
Local geology and source profile
Gantt, South Carolina, in Greenville County — an unincorporated Greenville County community adjacent to Greenville and Simpsonville in the south Greenville metro — receives its water from the Greenville Water System, drawing from the North Saluda Reservoir or Brushy Creek Reservoir (Greenville County) through the Upstate South Carolina distribution.
The moderately soft 58 mg/L hardness and TDS of 88.9 mg/L reflect the northwest South Carolina Blue Ridge crystalline supply's moderately soft character — softer than the adjacent Berea SC (115 mg/L) due to Gantt's position on the south Greenville metro distribution which draws more directly from the soft Blue Ridge granite reservoir without as much calcareous till contribution. The Greenville County reservoir watershed drains the Blue Ridge Escarpment — Precambrian Grenville Gneiss (insoluble), Precambrian Tallulah Falls Formation (slightly calcareous — minor hardness contributor), and Quaternary residual saprolite (slightly calcareous).
At 58 mg/L, Gantt's water is moderately soft — light scale forms slowly in appliances, dishwashers remain efficient, and bathroom fixtures need occasional cleaning. Semi-annual descaling is appropriate. The PFAS level of 3.3 ppt is low — the Greenville County northwest South Carolina Upstate corridor has limited adjacent AFFF PFAS sources.
Geology & Source: Gantt in Greenville County draws from the Greenville Water System on North Saluda Reservoir or Brushy Creek Reservoir (Greenville County, northwest South Carolina Upstate) — the watershed drains the Blue Ridge Escarpment (Precambrian Grenville Gneiss — insoluble) — South Carolina Greenville County Blue Ridge Precambrian crystalline watershed produces moderately soft water at 58 mg/L with TDS 88.9 mg/L.